917453840

素因数分解:

$2^4\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{11321}}^1$

素因数の和:12347

約数の個数: 40

約数和(自身を含む): 2135374488

約数和(自身を除く): 1217920648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1013, 2026, 4052, 5065, 8104, 10130, 11321, 16208, 20260, 22642, 40520, 45284, 56605, 81040, 90568, 113210, 181136, 226420, 452840, 905680, 11468173, 22936346, 45872692, 57340865, 91745384, 114681730, 183490768, 229363460, 458726920, 917453840]

約数ペア:

[(1, 917453840), (2, 458726920), (4, 229363460), (5, 183490768), (8, 114681730), (10, 91745384), (16, 57340865), (20, 45872692), (40, 22936346), (80, 11468173), (1013, 905680), (2026, 452840), (4052, 226420), (5065, 181136), (8104, 113210), (10130, 90568), (11321, 81040), (16208, 56605), (20260, 45284), (22642, 40520)]